From 8e4eee5ad4d74e1a4e6ab4de3a9c28000700dce0 Mon Sep 17 00:00:00 2001
From: gaoluyang <2820782392@qq.com>
Date: 星期二, 03 十一月 2026 13:49:04 +0800
Subject: [PATCH] 修复采购退货页面 ERP 模块已禁用报错

---
 yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/pro/material/MesProMaterialRequirementServiceImpl.java |   18 ++++++++++++++++--
 1 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/pro/material/MesProMaterialRequirementServiceImpl.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/pro/material/MesProMaterialRequirementServiceImpl.java
index 22cdb28..29c15ca 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/pro/material/MesProMaterialRequirementServiceImpl.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/pro/material/MesProMaterialRequirementServiceImpl.java
@@ -26,6 +26,7 @@
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
@@ -117,6 +118,10 @@
                     }
                     continue;
                 }
+                // 椤剁骇浜у搧娌℃湁浠讳綍涓嬬骇 BOM 鏃讹紝璇存槑灏氭湭缁存姢 BOM锛屼笉鑳芥妸浜у搧鑷韩褰撴垚杈呮枡
+                if (entry.getKey().equals(productId)) {
+                    continue;
+                }
                 // 鏃犱笅绾� BOM锛岃涓哄彾瀛愮墿鏂欙紙澶栬喘浠讹級
                 leafItems.merge(entry.getKey(), qty, BigDecimal::add);
             }
@@ -141,8 +146,16 @@
                 convertSet(itemMap.values(), MesMdItemDO::getItemTypeId));
 
         // 2. 鎵归噺鏌ヨ搴撳瓨锛屾寜 itemId 姹囨�诲彲鐢ㄩ噺锛堝湪搴� - 鍐荤粨 - 鍗犵敤锛�
+        // 搴撳瓨琛ㄥ瓨鐨勬槸 mdm_item_id锛岃�� BOM 灞曞紑寰楀埌鐨勬槸 mes_md_item.id锛岄渶瑕佸厛鎹㈢畻鍐嶆煡搴撳瓨
         Map<Long, BigDecimal> stockMap = new HashMap<>();
-        List<MesWmMaterialStockDO> stockList = materialStockMapper.selectListByItemIds(requirements.keySet());
+        Map<Long, Long> mesToMdmItemId = new HashMap<>();
+        for (MesMdItemDO item : itemMap.values()) {
+            if (item.getMdmItemId() != null) {
+                mesToMdmItemId.put(item.getId(), item.getMdmItemId());
+            }
+        }
+        List<MesWmMaterialStockDO> stockList = materialStockMapper.selectListByItemIds(
+                new HashSet<>(mesToMdmItemId.values()));
         for (MesWmMaterialStockDO stock : stockList) {
             BigDecimal available = nullToZero(stock.getQuantity())
                     .subtract(nullToZero(stock.getFrozenQuantity()))
@@ -160,7 +173,8 @@
                 continue;
             }
             BigDecimal requiredQty = entry.getValue();
-            BigDecimal stockQty = stockMap.getOrDefault(item.getId(), BigDecimal.ZERO);
+            BigDecimal stockQty = stockMap.getOrDefault(
+                    mesToMdmItemId.getOrDefault(item.getId(), item.getId()), BigDecimal.ZERO);
             BigDecimal purchaseQty = purchaseOrderQtyMap.getOrDefault(item.getId(), BigDecimal.ZERO);
             MesProWorkOrderItemRespVO vo = new MesProWorkOrderItemRespVO()
                     .setItemId(item.getId()).setQuantity(requiredQty)

--
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